Tank flush-valve.



No. 895,741. PATENTED'AUG. 11, 1908.

H. o. FRBsHoUR. f

TANK FLUSH VALVE.

APPLICATION ILED AUG. 22, 1907.

22 l a u n ll" ...wmv ...n

@ik-neooeo: mato@ v f la l as@ @1% TANK FLUSH-VALVE.

Application :Filed August 22,

To all vwil/m 'if 71mg/ hummm.:

Bo it known that l, lll-1mi? i". l "um u: a citizen of tho Unito-d tt l iofahhuoj :1t lBritlg'oluu't, count); ol' hou-hohl, Huio ol' (ouuoctivul, huw hav-voltil :i how ouai i 'lauk Flush-fnl spocifiuatiou.

This iuvoutioiu i'ohtts lo whos: outlot oi' Hush pipo of ouhul, mul z'ohl tivlllzwly to typo ol' Volvo whiuh hol i and olnsi* son! which, it: Suomi hy' the Suio of watol Within tho tank.

Ono ol tho ohjoots ol' my imwuli-:uiis to provid folvoo' this1 ohmmftfti whioh (-:tuuoll booomo oloih 151ml imi himmoal hi i oui-lot Anothoi ohjoot ol' ho invention is lo gwovide u volvo ol' thig, chum-vhf h A g tion which will situ/ug i'oumiu outlet so as to guido tho Julvo poril pipo boing showu in soft-ion; VFig'. Topthsonts u vorticul qoot'ou hrouygh thu wlw.

Fig. 3 is .ft View Similzu' to hier. hui

a, (lill'el'ont ombodhuoht oi' my iulifcu Fig. is ai sootiouul v'iofvx' of tho two tho valve showu in Fit. 37 holfoio :ii-wz ilaliug. Similar ioioiom'o cuuzuftois uuluuto tho sumo oi simular wuts in.

uil tho viewvs.

iu Fig, 17u portion o" 1u outlet pipo shown it l0, said pipo h volvo mi. El, and si poi't lZ with fl 13 cmuiuuuioait a it which usuu resisto ou tho oogt-ff z the bottom lof o. Hush muli, uml 'u i fitting tho thromod portion of 'tho pipo] o." surface of the tai-uh bottom. This .ffvii'uotl rev is well-k11owu and is only lel'orionl to for tuo purpose ol illustrating ono o? thiy usos o' ul invention, which lil-ttor iohitos only' to th Valve,`a1'i(l which volvo muy ho omployof iu connection with any otherwoll-known or pio ferred outlet und valve sont.

which nut is turned homo agoioot tho und 455 Tho Valvo shown in Figo. und solo" Y prlses u hollow fuhhor bulb o; P-ii'-"limu`li;=,

Seoitmtou of Let-ters Potent.

Putented Aug. il, 1908.

1967. Serial No. 389,677.

vost oi' tlm hull) :unl its fhloiqvnod oviitrul porl tion hos omhexhlod thorpiu :1 uut 1S) hymonus of whif'h und :i thiwulod rml 20, tho gulv'o iS roiswl mulA hmmod. :The rod 2U is shown :is im Bod through u guido 2l supp'ol'tml hy tho pipo 13, apart of tho connection by which tho rod zuid volvo may bo liftod boing imiioutotl at 22, soluowhat moy@y y'oXuot uo' ol' lisoiihiug tho shape. ol' tho top or uppoe' poi-tion 17 ol' the 'oulh is that any mlzliul section for us ou upproxiumtoly ogooouivo. The result of this is that the fs-tor piossuio in tho tout: cuusos' tho im und tho uopo.;- portiou oi" the volvo son-'tion 18 to omi ao. engage. tho soot 11 moro 'tightl living duo to tho i'u-ct that o volw astio hot tho prossuro of tho wotos @au Sou'mwhzit limiten out o-"spio:ul the top por is upper odge of tho :soot 1l so that exi-msnm piopuui'o would only causo soul nl: to hug Saul uppoi' @algo tho moro tlghtlj.

Y, l tiouo un 1 @Bongo tho sont ll with iulaiic, un cated ut' T181, to increase thou? dura-oililyA i ustoml of making tho bulb iu ono piaci; it, muy ho ol'sopru'zi'o Aarts usimliczttoilin ll Y and f4, iu which the mumbai o tholowoi ouo und is of thiimor :unl more loxihlo lulolioi .im ossei ulylod.

lgs. 'i und f2, tho two voor tion, tho construction is such that u i'oliaiblo volvo closure is provided for, and when tho bullo is raised to permit Waiter to escupe tho sont l1, which 1s usually of luass, Cannot bo so zotod oww' portion l@ lo mow upon by any substance om'iied oy tho ,water us to oeoomo urrowed, as it is protected by tu@ ovehungmg rib.

do not horoln floot having un ouluigoo up'i portion ou@ u como-shaped tip und u ila-:tibio daim a tank flush. vulve capcovvering the upper portion and having a va. ve portion adapted to engage a valve seat, as the saine forms the sub]ect matter of my application 416,223, filed Feb. 17, 1908.

Having now described my invention, I claim 1. An elastic bulb-valve having a guiding lower portion to enteran outlet pipe, an inverted cup-shaped upper portion, andan in- .tei'niediate valve portion which tapers from the cup-shaped portion towards the said guiding portion.'

2. 'An elastic bulb-valve having a tapering lower portion, yan inverted cup-shaped upper portion, and an intermediate downwardly tapering valve portion.

3. An elastic bulb-Valve having its upper portion centrally thickened and ogee-curve shaped in radial-cross section, a tapering lower.` portion, and an intermediate downwardly tapering valve portion.

4. An elastic bulb-valve having a guidin` lower portion to enter an outlet pipe, an upper portion, an intermediate downwardly tapering valve portion, and an overhang-ing annular rib adapted to lit over the edge of a valve-seat. i

v 5. An elastic bulb-vaivl'having its upper portion centrally thickened and ogee-curve shaped in radial cross section, a tapering lower portion, and an intermediate downwardly tapering valve portion, an integral annular ril) having a groove in its lower side being provided at the pointof greatestdiaineter of the bull).

In testimony whereof' I aflix my signature, in presence of two witnesses.

' HENRY C. FRESHOUR.

Witnesses A. M. Woos'rnn, S. W. A'rnnn'roN.' 

